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Mathematics, 20.09.2020 14:01 momof7hardings
Comparing data distributions
Samantha, Brooklyn, and Mary went to Bonnaroo music festival where they each attended various concerts.
M
Pro
• Samantha only went to rock concerts where the sound level was normally distributed between 113 and
117 decibels.
• Brooklyn went to 4 concerts with Samantha and also went to 5 folk concerts where the sound level was
between 95 and 97 decibels.
• Mary got sick, so she only attended 2 shows - one rock concert and one folk concert.
Pro
Теа
Which of the following is true?
Choose all answers that apply.
Among the three girls, Samantha attended the concerts with the greatest mean sound level.
If Mary had attended an additional rock concert, the median sound level of concerts she attended
would have been greater than it is now
Among the three girls, Samantha attended the concerts with the greatest standard deviation of
sound levels.
Our mis
educati
D Among the three girls, Samantha attended the concerts with the greatest median sound level.
Khan A
organiz
2 of 4 -
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Comparing data distributions
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